1: (3 7 9)

(0 18 1)(2 19 4)(3 16 13 9 5)(6 11 8)(7)(10 17 15 14 12)

2: (6 11 8)

(0 18 1)(2 19 4)(3 16 13 9 5)(6)(7)(8)(10 17 15 14 12)(11)

3: (5 13 9)

(0 18 1)(2 19 4)(3 16 13)(5)(6)(7)(8)(9)(10 17 15 14 12)(11)

4: (10 17 12)

(0 18 1)(2 19 4)(3 16 13)(5)(6)(7)(8)(9)(10)(11)(12 15 14)(17)